---
title: Prompt customization
slug: prompt-customization
docTags: 
createdAt: 2024-08-27T10:28:37.990Z
---

# What’s a System Prompt?

A *system prompt* is a master instruction set that establishes the Digital Human’s identity, abilities, behavioural rules, response style, and interaction guidelines **before the conversation starts**—think of it as the character’s rulebook and personality sheet merged into one.

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